/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.c
 * @brief          : Main program body
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2024 STMicroelectronics.
 * All rights reserved.
 *
 * This software is licensed under terms that can be found in the LICENSE file
 * in the root directory of this software component.
 * If no LICENSE file comes with this software, it is provided AS-IS.
 *
 ******************************************************************************
 */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "fatfs.h"
#include "rtc.h"
#include "usb_host.h"
#include "gpio.h"
#include "fsmc.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "lcd.h"
#include "keyled.h"
#include "file_opera.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
#define BLOCKSIZE 512
/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */
extern ApplicationTypeDef Appli_state;
/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);

void MX_USB_HOST_Process(void);

/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void) {
    /* USER CODE BEGIN 1 */

    /* USER CODE END 1 */

    /* MCU Configuration--------------------------------------------------------*/

    /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
    HAL_Init();

    /* USER CODE BEGIN Init */

    /* USER CODE END Init */

    /* Configure the system clock */
    SystemClock_Config();

    /* USER CODE BEGIN SysInit */

    /* USER CODE END SysInit */

    /* Initialize all configured peripherals */
    MX_GPIO_Init();
    MX_FSMC_Init();
    MX_FATFS_Init();
    MX_USB_HOST_Init();
    MX_RTC_Init();
    /* USER CODE BEGIN 2 */
    lcd_init();
    lcd_show_str(10, 10 + 0 * 15, 12, "Demo15_2: FatFS on USB Disk", RED);
    while (1) {
        MX_USB_HOST_Process();
        if (Appli_state == APPLICATION_READY) {
            break;
        }
    }
    FRESULT res = f_mount(&USBHFatFS, "0:", 1);
    if (res == FR_OK) {
        lcd_show_str(10, 10 + 1 * 15, 12, "FatFS mount OK", RED);
    } else {
        lcd_show_str(10, 10 + 1 * 15, 12, "No file system", RED);
    }

    lcd_show_str(10, 10 + 3 * 15, 12, "[1] KeyUp = Format USB Disk", RED);
    lcd_show_str(10, 10 + 4 * 15, 12, "[2] KeyLeft = FAT disk info", RED);
    lcd_show_str(10, 10 + 5 * 15, 12, "[3] KeyRight = USB disk info", RED);
    lcd_show_str(10, 10 + 6 * 15, 12, "[4] KeyDown = Next menu page", RED);

    KEYS waitKey;
    /* USER CODE END 2 */

    /* Infinite loop */
    /* USER CODE BEGIN WHILE */
    while (1) {
        waitKey = ScanPressedKey(KEY_WAIT_ALWAYS);
        if (waitKey == KEY_UP) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            BYTE workBuffer[4 * BLOCKSIZE];
            DWORD cluster_size = 0;
            lcd_show_str(10, 10 + 8 * 15, 12, "Formatting the chip...", RED);
            FRESULT res = f_mkfs("0:", FM_FAT32, cluster_size, workBuffer,
                                 4 * BLOCKSIZE);
            if (res == FR_OK) {
                lcd_show_str(10, 10 + 9 * 15, 12, "Format OK, to reset", RED);
            } else {
                lcd_show_str(10, 10 + 9 * 15, 12, "Format Fail, to reset", RED);
            }
        } else if (waitKey == KEY_LEFT) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            fatTest_GetDiskInfo();
        } else if (waitKey == KEY_RIGHT) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            USBDisk_ShowInfo();
        } else if (waitKey == KEY_DOWN) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            break;
        }
        lcd_show_str(10, 10 + 7 * 15, 12, "Reselect menu item or reset", RED);
        HAL_Delay(500);
    }
    lcd_show_str(10, 10 + 3 * 15, 12, "[5] KeyUp = Write files          ", RED);
    lcd_show_str(10, 10 + 4 * 15, 12, "[6] KeyLeft = Read a TXT file    ", RED);
    lcd_show_str(10, 10 + 5 * 15, 12, "[7] KeyRight = Read a BIN file   ", RED);
    lcd_show_str(10, 10 + 6 * 15, 12, "[8] KeyDown = List all entries   ", RED);
    HAL_Delay(500);
    while (1) {
        waitKey = ScanPressedKey(KEY_WAIT_ALWAYS);
        if (waitKey == KEY_UP) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            fatTest_WriteTXTFile("USB_readme.txt", 2019, 3, 5);
            lcd_show_str(10, 10 + 8 * 15, 12, "Write file OK: USB_readme.txt", RED);
            fatTest_WriteTXTFile("USB_help.txt", 2016, 11, 15);
            lcd_show_str(10, 10 + 9 * 15, 12, "Write file OK: USB_help.txt", RED);
            fatTest_WriteBinFile("USB_ADC500.dat", 20, 500);
            lcd_show_str(10, 10 + 10 * 15, 12, "Write file OK: USB_ADC500.dat",
                         RED);
            fatTest_WriteBinFile("USB_ADC1000.dat", 50, 1000);
            lcd_show_str(10, 10 + 11 * 15, 12, "Write file OK: USB_ADC1000.dat",
                         RED);
            f_mkdir("0:/USB_SubDir1");
            f_mkdir("0:/USB_MyDocs");
        } else if (waitKey == KEY_LEFT) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            fatTest_ReadTXTFile("USB_readme.txt");
        } else if (waitKey == KEY_RIGHT) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            fatTest_ReadBinFile("USB_ADC500.dat");
        } else if (waitKey == KEY_DOWN) {
            lcd_fill(0, 10 + 7 * 15, 239, 319, WHITE);
            fatTest_ScanDir("0:/");
        }
        lcd_show_str(10, 10 + 7 * 15, 12, "Reselect menu item or reset", RED);
        HAL_Delay(500);
        MX_USB_HOST_Process();
        while (1) {
            /* USER CODE END WHILE */
            MX_USB_HOST_Process();

            /* USER CODE BEGIN 3 */
        }
    }
    /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void) {
    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

    /** Configure the main internal regulator output voltage
    */
    __HAL_RCC_PWR_CLK_ENABLE();
    __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

    /** Initializes the RCC Oscillators according to the specified parameters
    * in the RCC_OscInitTypeDef structure.
    */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSE;
    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
    RCC_OscInitStruct.LSIState = RCC_LSI_ON;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
    RCC_OscInitStruct.PLL.PLLM = 4;
    RCC_OscInitStruct.PLL.PLLN = 168;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLQ = 7;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
        Error_Handler();
    }

    /** Initializes the CPU, AHB and APB buses clocks
    */
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
                                  | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK) {
        Error_Handler();
    }
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void) {
    /* USER CODE BEGIN Error_Handler_Debug */
    /* User can add his own implementation to report the HAL error return state */
    __disable_irq();
    while (1) {
    }
    /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
          /* User can add his own implementation to report the file name and line number,
             ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
